ci: Remove env variable from workflow

Using env variables in workflow is quirky.
Instead make condition use plain literal.
Change trigger option, previously labeled
action triggered this, we don't want this.

Author: szymon-czapracki

.github/workflows/remove_ci_label.yml

@@ -19,36 +19,45 @@
 
 name: Remove informative CI status
 
-on:
-  pull_request:
-    types: [labeled]
+on: [push, pull_request]
 
 permissions:
   contents: read
   issues: write
   pull-requests: write
 
-env:
-  LABEL: needs-ci-approval
-
 jobs:
   remove-ci-label:
-    if: ${{ github.event.label.name == env.LABEL }}
     runs-on: ubuntu-latest
     steps:
       - uses: actions/github-script@v7
         with:
           script: |
+            const label = 'needs-ci-approval';
+
+            // List current labels on the PR
+            const { data: labels } = await github.rest.issues.listLabelsOnIssue({
+              ...context.repo,
+              issue_number: context.issue.number,
+            });
+
+            const hasLabel = labels.some(l => l.name === label);
+            if (!hasLabel) {
+              core.info(`'${label}' not present — nothing to do.`);
+              return;
+            }
+
+            // Remove the label if present
             try {
               await github.rest.issues.removeLabel({
                 ...context.repo,
                 issue_number: context.issue.number,
-                name: process.env.LABEL,
+                name: label,
               });
-              core.info(`Removed '${process.env.LABEL}' from PR #${context.issue.number}.`);
+              core.info(`Removed '${label}' from PR #${context.issue.number}.`);
             } catch (e) {
               if (e.status === 404) {
-                core.info(`Label '${process.env.LABEL}' not present; nothing to remove.`);
+                core.info(`'${label}' already gone.`);
               } else {
                 throw e;
               }